Voir la notice de l'article provenant de la source Math-Net.Ru
@article{KVANT_2015_3_a9, author = {G. Korbulon}, title = {{\CYRK}{\cyra}{\cyrk}{\cyri}{\cyrh} {\cyrb}{\cyro}{\cyrl}{\cyrsftsn}{\cyrsh}{\cyre} -- {\cyro}{\cyrs}{\cyrt}{\cyrr}{\cyrery}{\cyrh} {\cyri}{\cyrl}{\cyri} {\cyrt}{\cyru}{\cyrp}{\cyrery}{\cyrh}?}, journal = {Kvant}, pages = {41--42}, publisher = {mathdoc}, number = {3}, year = {2015}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KVANT_2015_3_a9/} }
G. Korbulon. Каких больше -- острых или тупых?. Kvant, no. 3 (2015), pp. 41-42. http://geodesic.mathdoc.fr/item/KVANT_2015_3_a9/